Ribbon stapler



FIG. 1 is a side, top, perspective view of the ribbon stapler with elements thereof shown in phantom;

FIG. 2 is an opposing side, top, perspective view of the ribbon stapler;

FIG. 3 is a left side view thereof, the right side view thereof being a mirror image thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines shown are included for illustrative purposes only form no part of the claimed design. 

The ornamental design for ribbon stapler, as shown and described. 